[INFO] updating cached repository aetherknight/fractal-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/aetherknight/fractal-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/aetherknight/fractal-rs" "work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/aetherknight/fractal-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/aetherknight/fractal-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/aetherknight/fractal-rs" "work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/aetherknight/fractal-rs"` [INFO] [stderr] Cloning into 'work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/aetherknight/fractal-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 76a097bac28640d019343219f17b81fcd0ff46a8 [INFO] sha for GitHub repo aetherknight/fractal-rs: 76a097bac28640d019343219f17b81fcd0ff46a8 [INFO] validating manifest of aetherknight/fractal-rs on toolchain master#7840a0b753a065a41999f1fb6028f67d33e3fdd5 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of aetherknight/fractal-rs on toolchain try#6a9f0b6cc40687e25f9d772e3b10bab335c63853 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing aetherknight/fractal-rs [INFO] finished frobbing aetherknight/fractal-rs [INFO] frobbed toml for aetherknight/fractal-rs written to work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/aetherknight/fractal-rs/Cargo.toml [INFO] started frobbing aetherknight/fractal-rs [INFO] finished frobbing aetherknight/fractal-rs [INFO] frobbed toml for aetherknight/fractal-rs written to work/ex/pr-60466/sources/try#6a9f0b6cc40687e25f9d772e3b10bab335c63853/gh/aetherknight/fractal-rs/Cargo.toml [INFO] crate aetherknight/fractal-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+6a9f0b6cc40687e25f9d772e3b10bab335c63853-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking aetherknight/fractal-rs against master#7840a0b753a065a41999f1fb6028f67d33e3fdd5 for pr-60466 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60466/worker-6/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60466/sources/master#7840a0b753a065a41999f1fb6028f67d33e3fdd5/gh/aetherknight/fractal-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7840a0b753a065a41999f1fb6028f67d33e3fdd5-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f8b95282b3c2e303041989d2a686f091e20413f0223bdea943dc402b74b0ef1c [INFO] running `"docker" "start" "-a" "f8b95282b3c2e303041989d2a686f091e20413f0223bdea943dc402b74b0ef1c"` [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking shared_library v0.1.9 [INFO] [stderr] Checking x11-dl v2.18.3 [INFO] [stderr] Checking wayland-commons v0.21.10 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Compiling derivative v1.0.2 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking pistoncore-input v0.23.0 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Checking wayland-client v0.21.10 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking pistoncore-window v0.34.0 [INFO] [stderr] Checking wayland-protocols v0.21.10 [INFO] [stderr] Checking tiff v0.2.1 [INFO] [stderr] Checking pistoncore-event_loop v0.39.0 [INFO] [stderr] Checking gfx_core v0.8.3 [INFO] [stderr] Checking image v0.20.1 [INFO] [stderr] Checking piston v0.39.0 [INFO] [stderr] Checking smithay-client-toolkit v0.4.4 [INFO] [stderr] Checking winit v0.18.1 [INFO] [stderr] Checking glutin v0.19.0 [INFO] [stderr] Checking pistoncore-glutin_window v0.51.1 [INFO] [stderr] Checking gfx v0.17.1 [INFO] [stderr] Checking gfx_device_gl v0.15.5 [INFO] [stderr] Checking piston-gfx_texture v0.34.0 [INFO] [stderr] Checking piston2d-gfx_graphics v0.54.0 [INFO] [stderr] Checking piston_window v0.85.0 [INFO] [stderr] Checking fractal v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chaosgame/barnsleyfern.rs:58:44 [INFO] [stderr] | [INFO] [stderr] 58 | fn pick_transform<'a>(&'a self) -> Box Point + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Point) -> Point + 'a` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chaosgame/mod.rs:52:26 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn new(game: Arc) -> ChaosGameMoveIterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ChaosGame + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:87:15 [INFO] [stderr] | [INFO] [stderr] 87 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:97:19 [INFO] [stderr] | [INFO] [stderr] 97 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:141:15 [INFO] [stderr] | [INFO] [stderr] 141 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64, u64) -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:151:19 [INFO] [stderr] | [INFO] [stderr] 151 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64, u64) -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:211:15 [INFO] [stderr] | [INFO] [stderr] 211 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:221:19 [INFO] [stderr] | [INFO] [stderr] 221 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/chaosgame.rs:66:15 [INFO] [stderr] | [INFO] [stderr] 66 | game: Arc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ChaosGame + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/chaosgame.rs:74:26 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn new(game: Arc, dots_per_frame: u64) -> ChaosGameWindowHandler { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ChaosGame + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/escapetime.rs:34:19 [INFO] [stderr] | [INFO] [stderr] 34 | etsystem: Arc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EscapeTime + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/escapetime.rs:46:30 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn new(etsystem: Arc) -> EscapeTimeWindowHandler { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EscapeTime + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:29:18 [INFO] [stderr] | [INFO] [stderr] 29 | program: &'a TurtleProgram, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:31:10 [INFO] [stderr] | [INFO] [stderr] 31 | ) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn WindowHandler + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:159:18 [INFO] [stderr] | [INFO] [stderr] 159 | program: &'a TurtleProgram, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:165:26 [INFO] [stderr] | [INFO] [stderr] 165 | pub fn new(program: &TurtleProgram) -> DoubleBufferedWindowHandler { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:172:29 [INFO] [stderr] | [INFO] [stderr] 172 | fn turtledraw(program: &TurtleProgram, turtle: &mut Turtle) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:172:57 [INFO] [stderr] | [INFO] [stderr] 172 | fn turtledraw(program: &TurtleProgram, turtle: &mut Turtle) { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Turtle` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:222:18 [INFO] [stderr] | [INFO] [stderr] 222 | program: &'a TurtleProgram, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:250:22 [INFO] [stderr] | [INFO] [stderr] 250 | program: &'a TurtleProgram, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/mod.rs:73:33 [INFO] [stderr] | [INFO] [stderr] 73 | pub fn run(window_handler: &mut WindowHandler) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn WindowHandler` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/turtle.rs:119:15 [INFO] [stderr] | [INFO] [stderr] 119 | iter: Box + 'a>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/turtle.rs:123:26 [INFO] [stderr] | [INFO] [stderr] 123 | pub fn new(iter: Box + 'a>) -> TurtleProgramIterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chaosgame/barnsleyfern.rs:58:44 [INFO] [stderr] | [INFO] [stderr] 58 | fn pick_transform<'a>(&'a self) -> Box Point + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Point) -> Point + 'a` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/chaosgame/mod.rs:52:26 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn new(game: Arc) -> ChaosGameMoveIterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ChaosGame + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:87:15 [INFO] [stderr] | [INFO] [stderr] 87 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:97:19 [INFO] [stderr] | [INFO] [stderr] 97 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:141:15 [INFO] [stderr] | [INFO] [stderr] 141 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64, u64) -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:151:19 [INFO] [stderr] | [INFO] [stderr] 151 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64, u64) -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:211:15 [INFO] [stderr] | [INFO] [stderr] 211 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fractaldata.rs:221:19 [INFO] [stderr] | [INFO] [stderr] 221 | ctor: Box E>, [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(u64) -> E` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/chaosgame.rs:66:15 [INFO] [stderr] | [INFO] [stderr] 66 | game: Arc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ChaosGame + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/chaosgame.rs:74:26 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn new(game: Arc, dots_per_frame: u64) -> ChaosGameWindowHandler { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ChaosGame + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/escapetime.rs:34:19 [INFO] [stderr] | [INFO] [stderr] 34 | etsystem: Arc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EscapeTime + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/escapetime.rs:46:30 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn new(etsystem: Arc) -> EscapeTimeWindowHandler { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EscapeTime + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:29:18 [INFO] [stderr] | [INFO] [stderr] 29 | program: &'a TurtleProgram, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:31:10 [INFO] [stderr] | [INFO] [stderr] 31 | ) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn WindowHandler + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:159:18 [INFO] [stderr] | [INFO] [stderr] 159 | program: &'a TurtleProgram, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:165:26 [INFO] [stderr] | [INFO] [stderr] 165 | pub fn new(program: &TurtleProgram) -> DoubleBufferedWindowHandler { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:172:29 [INFO] [stderr] | [INFO] [stderr] 172 | fn turtledraw(program: &TurtleProgram, turtle: &mut Turtle) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:172:57 [INFO] [stderr] | [INFO] [stderr] 172 | fn turtledraw(program: &TurtleProgram, turtle: &mut Turtle) { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Turtle` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:222:18 [INFO] [stderr] | [INFO] [stderr] 222 | program: &'a TurtleProgram, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/turtle.rs:250:22 [INFO] [stderr] | [INFO] [stderr] 250 | program: &'a TurtleProgram, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn TurtleProgram` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/pistonrendering/mod.rs:73:33 [INFO] [stderr] | [INFO] [stderr] 73 | pub fn run(window_handler: &mut WindowHandler) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn WindowHandler` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/turtle.rs:119:15 [INFO] [stderr] | [INFO] [stderr] 119 | iter: Box + 'a>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/turtle.rs:123:26 [INFO] [stderr] | [INFO] [stderr] 123 | pub fn new(iter: Box + 'a>) -> TurtleProgramIterator { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: the item `std` is imported redundantly [INFO] [stderr] --> src/main.rs:35:17 [INFO] [stderr] | [INFO] [stderr] 35 | use std; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: the item `std` is imported redundantly [INFO] [stderr] --> src/main.rs:35:17 [INFO] [stderr] | [INFO] [stderr] 35 | use std; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 10s [INFO] running `"docker" "inspect" "f8b95282b3c2e303041989d2a686f091e20413f0223bdea943dc402b74b0ef1c"` [INFO] running `"docker" "rm" "-f" "f8b95282b3c2e303041989d2a686f091e20413f0223bdea943dc402b74b0ef1c"` [INFO] [stdout] f8b95282b3c2e303041989d2a686f091e20413f0223bdea943dc402b74b0ef1c